.header {
  display: flex;
  height: 50px;
  width: 100%;
  align-items: center;
  border-bottom: 2px solid #d1d3ca;

  .trigger {
    font-size: 22px;
    padding: 0 24px;
    cursor: pointer;
    transition: color 0.3s;
  }

  .trigger:hover {
    color: #1890ff;
  }

  .left-section {
    display: flex;
    align-items: center;
  }

  /* 将 User 组件推到最右边 */
  .user {
    margin-left: auto;
  }
}